Its nice to be nice, I suppose
An entire floor dedicated to Japanese vintage Pokmon cards, another one for the new sets, as well as a huge case full of collectables
You also don't have to cast the card you discover into if you don't want to
People have talked about this card as a way to deal with Thassas Oracle in higher power tables, but it just doesnt feel like a good answer
The mana is a little unstable, in that there are only thirteen black sources and there are five lands that dont cast Steel Leaf Champion, but Glowspore Shaman and Llanowar Elves both help with casting Steel Leaf Champion and you dont strictly need black early
Whenever an enchantment you control is put into a graveyard from the battlefield, put a +1/+1 counter on this creature